104278280

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{42737}}^1$

素因数の和:42809

約数の個数: 32

約数和(自身を含む): 238478040

約数和(自身を除く): 134199760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 42737, 85474, 170948, 213685, 341896, 427370, 854740, 1709480, 2606957, 5213914, 10427828, 13034785, 20855656, 26069570, 52139140, 104278280]

約数ペア:

[(1, 104278280), (2, 52139140), (4, 26069570), (5, 20855656), (8, 13034785), (10, 10427828), (20, 5213914), (40, 2606957), (61, 1709480), (122, 854740), (244, 427370), (305, 341896), (488, 213685), (610, 170948), (1220, 85474), (2440, 42737)]